Imperia to Trapani trains might be a good value for money solution: travelling in Italy by train is often rather cheap and faster than taking a bus indeed Trains leave from Imperia and arrive at Trapani every about 6 hours on average. If travelling with Trenitalia, you need to know the Imperia to Trapani train schedule: the first train leaves at 16:31, while the last ride is at 19:02. A Imperia to Trapani train cost about 109.0 €. But how long is the train ride from Imperia to Trapani? Your journey takes about 4 hours on average.